STEP 5
FAILED PELLET LIGHTING is scrolling across the bottom of the burner control panel display.
Check the following:
•
Is there a sufficient quantity of pellets in the pellet hopper? If not, top up the hopper.
•
Is the pellet auger fully primed? If not, prime the auger. Refer to Section 7.
•
If there is a bulk pellet store, Are there pellets in the bulk store? Refer to Section 2 – Bulk pellet stores.
•
Is the bulk store auger (if fitted) fully primed? Refer to Section 2 – Bulk pellet stores.
•
If a Grant SpiraVAC vacuum system is fitted, is it delivering pellets to the pellet hopper? Refer to
Instructions supplied with the SpiraVAC system.
•
Are pellets being delivered to the burner by the pellet hopper auger? If not, check the following:
a) Is the auger rotating? If not, check if the auger power supply lead is correctly plugged in to the
burner.
If it is still not rotating then contact your Installer.
b) Is there a build-up of dust in the bottom of the hopper? If so, this dust MUST be removed from
the hopper
and auger, and the auger then must be re-primed. Refer to Section 7.
NOTE
Pellets that contain an excessive amount of dust will prevent the auger from pulling the pellets out of the
hopper. The hopper will need to be cleaned of any dust.
•
With the burner STANDBY/ON switch set to the STANDBY position, remove the pellet feed tube from
the burner and open the combustion chamber door.
•
Is the brazier blocked with ash/clinker? If yes, is the correct grade of pellets being used? If not, empty
the hopper and refill with correct grade of pellet.
If, after checking the above, there is still a problem then contact your Installer for assistance.
STEP 6
SERVO MOTOR BLOCKED is scrolling across the bottom of the burner control panel display.
Check the following:
•
With the burner STANDBY/ON switch set to the STANDBY position, remove the pellet feed tube from
the burner and open the combustion chamber door.
•
Is the brazier blocked with ash/clinker? If yes, remove the blockage and close the combustion
chamber door. Reset the STANDBY/ON switch to ON and wait for the cleaning process to be
completed.
If, after checking the above, there is still a problem then contact your Installer for assistance.
STEP 7
PROBE FAULT is scrolling across the bottom of the burner control panel display.
Check the following:
•
Are the three plugs correctly fitted to the left side of the burner?
•
Press the RESET button on burner control panel to clear error message.
If, after checking the above, there is still a problem then contact your Installer for assistance.
STEP 8
AIR PRESSURE ERROR is scrolling across the bottom of the burner control panel display.
Check the following:
•
Press the RESET button on the burner control panel to clear error message.
If there is still a problem then contact your Installer for assistance.
WARNING
Do not under any circumstances enter a bulk pellet store or pellet hopper that has been in operation as there may be a build-up of
fumes within the enclosure if the boiler has malfunctioned.
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